Tesco is swapping barcodes for QR codes on a range of its own-brand products in a move the supermarket chain is describing as a UK "first". Scanning the QR codes with a smartphone will give shoppers ...

It’s a simple thing we encounter many times every single week – often while in a hurry. You pull up at a parking spot, scan a QR code and pay within seconds. Or you sit down at a cafe, scan a code to ...

QR codes and fake shopping sites are becoming go-to tools for scammers, often redirecting consumers to convincing but malicious payment pages or lookalike retail websites. Red flags include unusual QR ...

QR codes are built into the modern internet experience. You point your phone at the square with a strange pattern, and it'll load a website on your phone, which will offer specific information. But ...

QR codes have become a convenience of modern life. Just scan the black and white mosaic with your phone’s camera and you can do everything from connect to your hotel room Wi-Fi to pay for that public ...

For those of us who weren't paying attention, over the last few years, scientists around the world have been one-upping each other in a bid to create the smallest QR code that can be reliably read.

Researchers at TU Wien and Cerabyte created the world’s smallest QR code, measuring just 1.98 square micrometers. The record has been officially verified by Guinness World Records, making it 37% ...

Tiny details: QR codes are designed to efficiently and securely store digital data in a compact, two-dimensional form. Researchers at TU Wien took this principle further – delving into the microscopic ...

Just how small can a QR code be? Small enough that it can only be recognized with an electron microscope. A research team at TU Wien, working together with the data storage technology company Cerabyte ...

The Federal Bureau of Investigation has issued a warning about a growing cyber threat that turns everyday QR codes into spying tools. According to the bureau, a North Korean government-sponsored ...

This week in cybersecurity: AI coding agents with exploitable vulnerabilities, cybercrime rings operating like professional enterprises, and new scam tactics—including malicious QR codes. I've been ...